A randomized 25 question test from a pool of 761 questions, good luck!
Which of the answers below best reflects an unguided medium?
Which of the answers below best describes the effect that an extremely steep angle pitch has on light propagation in a fiber optic cable?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that can have 8, 16, or 32 inputs powered by 24Vdc, or 120Vac??
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the hub interacts with?
There are several duties done by each layer within the a typical DCS. Which of the levels below is where the basic process control is performed?
Data transmission has three modes, of the answers below choose the best answer that is not one of those modes.
The addition of BCC to the message frame increases the efficiency of detecting errors in transmissions. which one of the error check systems based on a mathematical expression and is available to be used on data frames too large for any other method of error checking?
There are several different network access methods available to wired Ethernet. Which of the methods below is the one used by wired Ethernet?
There are numerous threats to the security of a DCS. Which of the security measures below would use a password on the BIOS to prevent unauthorized changes?
A DCS collects a lot of data during the course of operating. Which of the answers below best represents the number of databases commonly used in a DCS?
SCADA systems have been integrated with various industrial processes. Which of the answers below is best defined as allowing control of remote pump and compressor stations?
Which of the signalling methods below best represent the one used by Foundation fieldbus H1 for transmission?
In the unbalanced signal transmission system, which answer best represents the number 1?
Any SCADA system must adhere to universal standards which allow smooth communication over international boundaries. Which of the standards below would be an uniquely SCADA communication protocol?
Which of the Hart access methods below can be best described as one that the scan rates are substantially increased over the master/slave method?
Which of the answers below best represents the second bit sent in a RS-232 asynchronous frame?
Every IPv4 address is made up of two distinct components that identifies a specific host and a network segment. Which of the answers below names both of those components?
The addition of BCC to the message frame increases the efficiency of detecting errors in transmissions. which one of the error check systems employs a calculated total by the receiver in comparison to the total of the received data?
Which of the answers below best describes the OSI layers that a Foundation fieldbus H1is not compliant with?
Modbus protocol can implement data encapsulation over IP based networks. Which of the statements below is an advantage of using encapsulation?
There are many options to choose from for alarm attributes. Which of the following alarm attributes would best be used when a process regularly exceeds it's limits for a brief period of time?
Ethernet/IP, is the ______ level protocol that industrial Ethernet uses exclusively. Select the term below that best fills in the blank.
HMI networks are needed to expand or contract as required over their lifetime of use. Which of the networking types below will have the least amount of scalability?
IN IPv4 both static and dynamic addressing can be used in conjunction with each other. Which of the situations below needs to be focused on when using both addressing options?
The OSI model describes how a network should be arranged. Which of the layers below concern network topologies the most?